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      1 /*
      2  * libjingle
      3  * Copyright 2004--2011, Google Inc.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are met:
      7  *
      8  *  1. Redistributions of source code must retain the above copyright notice,
      9  *     this list of conditions and the following disclaimer.
     10  *  2. Redistributions in binary form must reproduce the above copyright notice,
     11  *     this list of conditions and the following disclaimer in the documentation
     12  *     and/or other materials provided with the distribution.
     13  *  3. The name of the author may not be used to endorse or promote products
     14  *     derived from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #ifdef POSIX
     29 #include <netinet/in.h>  // for sockaddr_in
     30 #endif
     31 
     32 #include "talk/base/gunit.h"
     33 #include "talk/base/socketaddress.h"
     34 #include "talk/base/ipaddress.h"
     35 
     36 namespace talk_base {
     37 
     38 const in6_addr kTestV6Addr =  { { {0x20, 0x01, 0x0d, 0xb8,
     39                                    0x10, 0x20, 0x30, 0x40,
     40                                    0x50, 0x60, 0x70, 0x80,
     41                                    0x90, 0xA0, 0xB0, 0xC0} } };
     42 const in6_addr kMappedV4Addr = { { {0x00, 0x00, 0x00, 0x00,
     43                                     0x00, 0x00, 0x00, 0x00,
     44                                     0x00, 0x00, 0xFF, 0xFF,
     45                                     0x01, 0x02, 0x03, 0x04} } };
     46 const std::string kTestV6AddrString = "2001:db8:1020:3040:5060:7080:90a0:b0c0";
     47 const std::string kTestV6AddrAnonymizedString = "2001:db8:1020::";
     48 const std::string kTestV6AddrFullString =
     49     "[2001:db8:1020:3040:5060:7080:90a0:b0c0]:5678";
     50 const std::string kTestV6AddrFullAnonymizedString = "[2001:db8:1020::]:5678";
     51 
     52 TEST(SocketAddressTest, TestDefaultCtor) {
     53   SocketAddress addr;
     54   EXPECT_FALSE(addr.IsUnresolvedIP());
     55   EXPECT_EQ(IPAddress(), addr.ipaddr());
     56   EXPECT_EQ(0, addr.port());
     57   EXPECT_EQ("", addr.hostname());
     58 }
     59 
     60 TEST(SocketAddressTest, TestIPPortCtor) {
     61   SocketAddress addr(IPAddress(0x01020304), 5678);
     62   EXPECT_FALSE(addr.IsUnresolvedIP());
     63   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
     64   EXPECT_EQ(5678, addr.port());
     65   EXPECT_EQ("", addr.hostname());
     66   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
     67 }
     68 
     69 TEST(SocketAddressTest, TestIPv4StringPortCtor) {
     70   SocketAddress addr("1.2.3.4", 5678);
     71   EXPECT_FALSE(addr.IsUnresolvedIP());
     72   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
     73   EXPECT_EQ(5678, addr.port());
     74   EXPECT_EQ("1.2.3.4", addr.hostname());
     75   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
     76 }
     77 
     78 TEST(SocketAddressTest, TestIPv6StringPortCtor) {
     79   SocketAddress addr2(kTestV6AddrString, 1234);
     80   IPAddress tocheck(kTestV6Addr);
     81 
     82   EXPECT_FALSE(addr2.IsUnresolvedIP());
     83   EXPECT_EQ(tocheck, addr2.ipaddr());
     84   EXPECT_EQ(1234, addr2.port());
     85   EXPECT_EQ(kTestV6AddrString, addr2.hostname());
     86   EXPECT_EQ("[" + kTestV6AddrString + "]:1234", addr2.ToString());
     87 }
     88 
     89 TEST(SocketAddressTest, TestSpecialStringPortCtor) {
     90   // inet_addr doesn't handle this address properly.
     91   SocketAddress addr("255.255.255.255", 5678);
     92   EXPECT_FALSE(addr.IsUnresolvedIP());
     93   EXPECT_EQ(IPAddress(0xFFFFFFFFU), addr.ipaddr());
     94   EXPECT_EQ(5678, addr.port());
     95   EXPECT_EQ("255.255.255.255", addr.hostname());
     96   EXPECT_EQ("255.255.255.255:5678", addr.ToString());
     97 }
     98 
     99 TEST(SocketAddressTest, TestHostnamePortCtor) {
    100   SocketAddress addr("a.b.com", 5678);
    101   EXPECT_TRUE(addr.IsUnresolvedIP());
    102   EXPECT_EQ(IPAddress(), addr.ipaddr());
    103   EXPECT_EQ(5678, addr.port());
    104   EXPECT_EQ("a.b.com", addr.hostname());
    105   EXPECT_EQ("a.b.com:5678", addr.ToString());
    106 }
    107 
    108 TEST(SocketAddressTest, TestCopyCtor) {
    109   SocketAddress from("1.2.3.4", 5678);
    110   SocketAddress addr(from);
    111   EXPECT_FALSE(addr.IsUnresolvedIP());
    112   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    113   EXPECT_EQ(5678, addr.port());
    114   EXPECT_EQ("1.2.3.4", addr.hostname());
    115   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
    116 }
    117 
    118 TEST(SocketAddressTest, TestAssign) {
    119   SocketAddress from("1.2.3.4", 5678);
    120   SocketAddress addr(IPAddress(0x88888888), 9999);
    121   addr = from;
    122   EXPECT_FALSE(addr.IsUnresolvedIP());
    123   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    124   EXPECT_EQ(5678, addr.port());
    125   EXPECT_EQ("1.2.3.4", addr.hostname());
    126   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
    127 }
    128 
    129 TEST(SocketAddressTest, TestSetIPPort) {
    130   SocketAddress addr(IPAddress(0x88888888), 9999);
    131   addr.SetIP(IPAddress(0x01020304));
    132   addr.SetPort(5678);
    133   EXPECT_FALSE(addr.IsUnresolvedIP());
    134   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    135   EXPECT_EQ(5678, addr.port());
    136   EXPECT_EQ("", addr.hostname());
    137   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
    138 }
    139 
    140 TEST(SocketAddressTest, TestSetIPFromString) {
    141   SocketAddress addr(IPAddress(0x88888888), 9999);
    142   addr.SetIP("1.2.3.4");
    143   addr.SetPort(5678);
    144   EXPECT_FALSE(addr.IsUnresolvedIP());
    145   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    146   EXPECT_EQ(5678, addr.port());
    147   EXPECT_EQ("1.2.3.4", addr.hostname());
    148   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
    149 }
    150 
    151 TEST(SocketAddressTest, TestSetIPFromHostname) {
    152   SocketAddress addr(IPAddress(0x88888888), 9999);
    153   addr.SetIP("a.b.com");
    154   addr.SetPort(5678);
    155   EXPECT_TRUE(addr.IsUnresolvedIP());
    156   EXPECT_EQ(IPAddress(), addr.ipaddr());
    157   EXPECT_EQ(5678, addr.port());
    158   EXPECT_EQ("a.b.com", addr.hostname());
    159   EXPECT_EQ("a.b.com:5678", addr.ToString());
    160   addr.SetResolvedIP(IPAddress(0x01020304));
    161   EXPECT_FALSE(addr.IsUnresolvedIP());
    162   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    163   EXPECT_EQ("a.b.com", addr.hostname());
    164   EXPECT_EQ("a.b.com:5678", addr.ToString());
    165 }
    166 
    167 TEST(SocketAddressTest, TestFromIPv4String) {
    168   SocketAddress addr;
    169   EXPECT_TRUE(addr.FromString("1.2.3.4:5678"));
    170   EXPECT_FALSE(addr.IsUnresolvedIP());
    171   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    172   EXPECT_EQ(5678, addr.port());
    173   EXPECT_EQ("1.2.3.4", addr.hostname());
    174   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
    175 }
    176 
    177 TEST(SocketAddressTest, TestFromIPv6String) {
    178   SocketAddress addr;
    179   EXPECT_TRUE(addr.FromString(kTestV6AddrFullString));
    180   EXPECT_FALSE(addr.IsUnresolvedIP());
    181   EXPECT_EQ(5678, addr.port());
    182   EXPECT_EQ(kTestV6AddrString, addr.hostname());
    183   EXPECT_EQ(kTestV6AddrFullString, addr.ToString());
    184 }
    185 
    186 TEST(SocketAddressTest, TestFromHostname) {
    187   SocketAddress addr;
    188   EXPECT_TRUE(addr.FromString("a.b.com:5678"));
    189   EXPECT_TRUE(addr.IsUnresolvedIP());
    190   EXPECT_EQ(IPAddress(), addr.ipaddr());
    191   EXPECT_EQ(5678, addr.port());
    192   EXPECT_EQ("a.b.com", addr.hostname());
    193   EXPECT_EQ("a.b.com:5678", addr.ToString());
    194 }
    195 
    196 TEST(SocketAddressTest, TestToFromSockAddr) {
    197   SocketAddress from("1.2.3.4", 5678), addr;
    198   sockaddr_in addr_in;
    199   from.ToSockAddr(&addr_in);
    200   EXPECT_TRUE(addr.FromSockAddr(addr_in));
    201   EXPECT_FALSE(addr.IsUnresolvedIP());
    202   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    203   EXPECT_EQ(5678, addr.port());
    204   EXPECT_EQ("", addr.hostname());
    205   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
    206 }
    207 
    208 TEST(SocketAddressTest, TestToFromSockAddrStorage) {
    209   SocketAddress from("1.2.3.4", 5678), addr;
    210   sockaddr_storage addr_storage;
    211   from.ToSockAddrStorage(&addr_storage);
    212   EXPECT_TRUE(SocketAddressFromSockAddrStorage(addr_storage, &addr));
    213   EXPECT_FALSE(addr.IsUnresolvedIP());
    214   EXPECT_EQ(IPAddress(0x01020304U), addr.ipaddr());
    215   EXPECT_EQ(5678, addr.port());
    216   EXPECT_EQ("", addr.hostname());
    217   EXPECT_EQ("1.2.3.4:5678", addr.ToString());
    218 
    219   addr.Clear();
    220   from.ToDualStackSockAddrStorage(&addr_storage);
    221   EXPECT_TRUE(SocketAddressFromSockAddrStorage(addr_storage, &addr));
    222   EXPECT_FALSE(addr.IsUnresolvedIP());
    223   EXPECT_EQ(IPAddress(kMappedV4Addr), addr.ipaddr());
    224   EXPECT_EQ(5678, addr.port());
    225   EXPECT_EQ("", addr.hostname());
    226   EXPECT_EQ("[::ffff:1.2.3.4]:5678", addr.ToString());
    227 
    228   addr.Clear();
    229   memset(&addr_storage, 0, sizeof(sockaddr_storage));
    230   from = SocketAddress(kTestV6AddrString, 5678);
    231   from.SetScopeID(6);
    232   from.ToSockAddrStorage(&addr_storage);
    233   EXPECT_TRUE(SocketAddressFromSockAddrStorage(addr_storage, &addr));
    234   EXPECT_FALSE(addr.IsUnresolvedIP());
    235   EXPECT_EQ(IPAddress(kTestV6Addr), addr.ipaddr());
    236   EXPECT_EQ(5678, addr.port());
    237   EXPECT_EQ("", addr.hostname());
    238   EXPECT_EQ(kTestV6AddrFullString, addr.ToString());
    239   EXPECT_EQ(6, addr.scope_id());
    240 
    241   addr.Clear();
    242   from.ToDualStackSockAddrStorage(&addr_storage);
    243   EXPECT_TRUE(SocketAddressFromSockAddrStorage(addr_storage, &addr));
    244   EXPECT_FALSE(addr.IsUnresolvedIP());
    245   EXPECT_EQ(IPAddress(kTestV6Addr), addr.ipaddr());
    246   EXPECT_EQ(5678, addr.port());
    247   EXPECT_EQ("", addr.hostname());
    248   EXPECT_EQ(kTestV6AddrFullString, addr.ToString());
    249   EXPECT_EQ(6, addr.scope_id());
    250 
    251   addr = from;
    252   addr_storage.ss_family = AF_UNSPEC;
    253   EXPECT_FALSE(SocketAddressFromSockAddrStorage(addr_storage, &addr));
    254   EXPECT_EQ(from, addr);
    255 
    256   EXPECT_FALSE(SocketAddressFromSockAddrStorage(addr_storage, NULL));
    257 }
    258 
    259 bool AreEqual(const SocketAddress& addr1,
    260               const SocketAddress& addr2) {
    261   return addr1 == addr2 && addr2 == addr1 &&
    262       !(addr1 != addr2) && !(addr2 != addr1);
    263 }
    264 
    265 bool AreUnequal(const SocketAddress& addr1,
    266                 const SocketAddress& addr2) {
    267   return !(addr1 == addr2) && !(addr2 == addr1) &&
    268       addr1 != addr2 && addr2 != addr1;
    269 }
    270 
    271 TEST(SocketAddressTest, TestEqualityOperators) {
    272   SocketAddress addr1("1.2.3.4", 5678);
    273   SocketAddress addr2("1.2.3.4", 5678);
    274   EXPECT_PRED2(AreEqual, addr1, addr2);
    275 
    276   addr2 = SocketAddress("0.0.0.1", 5678);
    277   EXPECT_PRED2(AreUnequal, addr1, addr2);
    278 
    279   addr2 = SocketAddress("1.2.3.4", 1234);
    280   EXPECT_PRED2(AreUnequal, addr1, addr2);
    281 
    282   addr2 = SocketAddress(kTestV6AddrString, 5678);
    283   EXPECT_PRED2(AreUnequal, addr1, addr2);
    284 
    285   addr1 = SocketAddress(kTestV6AddrString, 5678);
    286   EXPECT_PRED2(AreEqual, addr1, addr2);
    287 
    288   addr2 = SocketAddress(kTestV6AddrString, 1234);
    289   EXPECT_PRED2(AreUnequal, addr1, addr2);
    290 
    291   addr2 = SocketAddress("fe80::1", 5678);
    292   EXPECT_PRED2(AreUnequal, addr1, addr2);
    293 }
    294 
    295 bool IsLessThan(const SocketAddress& addr1,
    296                                       const SocketAddress& addr2) {
    297   return addr1 < addr2 &&
    298       !(addr2 < addr1) &&
    299       !(addr1 == addr2);
    300 }
    301 
    302 TEST(SocketAddressTest, TestComparisonOperator) {
    303   SocketAddress addr1("1.2.3.4", 5678);
    304   SocketAddress addr2("1.2.3.4", 5678);
    305 
    306   EXPECT_FALSE(addr1 < addr2);
    307   EXPECT_FALSE(addr2 < addr1);
    308 
    309   addr2 = SocketAddress("1.2.3.4", 5679);
    310   EXPECT_PRED2(IsLessThan, addr1, addr2);
    311 
    312   addr2 = SocketAddress("2.2.3.4", 49152);
    313   EXPECT_PRED2(IsLessThan, addr1, addr2);
    314 
    315   addr2 = SocketAddress(kTestV6AddrString, 5678);
    316   EXPECT_PRED2(IsLessThan, addr1, addr2);
    317 
    318   addr1 = SocketAddress("fe80::1", 5678);
    319   EXPECT_PRED2(IsLessThan, addr2, addr1);
    320 
    321   addr2 = SocketAddress("fe80::1", 5679);
    322   EXPECT_PRED2(IsLessThan, addr1, addr2);
    323 
    324   addr2 = SocketAddress("fe80::1", 5678);
    325   EXPECT_FALSE(addr1 < addr2);
    326   EXPECT_FALSE(addr2 < addr1);
    327 }
    328 
    329 TEST(SocketAddressTest, TestToSensitiveString) {
    330   SocketAddress addr_v4("1.2.3.4", 5678);
    331   EXPECT_EQ("1.2.3.4", addr_v4.HostAsURIString());
    332   EXPECT_EQ("1.2.3.4:5678", addr_v4.ToString());
    333   EXPECT_EQ("1.2.3.4", addr_v4.HostAsSensitiveURIString());
    334   EXPECT_EQ("1.2.3.4:5678", addr_v4.ToSensitiveString());
    335   IPAddress::set_strip_sensitive(true);
    336   EXPECT_EQ("1.2.3.x", addr_v4.HostAsSensitiveURIString());
    337   EXPECT_EQ("1.2.3.x:5678", addr_v4.ToSensitiveString());
    338   IPAddress::set_strip_sensitive(false);
    339 
    340   SocketAddress addr_v6(kTestV6AddrString, 5678);
    341   EXPECT_EQ("[" + kTestV6AddrString + "]", addr_v6.HostAsURIString());
    342   EXPECT_EQ(kTestV6AddrFullString, addr_v6.ToString());
    343   EXPECT_EQ("[" + kTestV6AddrString + "]", addr_v6.HostAsSensitiveURIString());
    344   EXPECT_EQ(kTestV6AddrFullString, addr_v6.ToSensitiveString());
    345   IPAddress::set_strip_sensitive(true);
    346   EXPECT_EQ("[" + kTestV6AddrAnonymizedString + "]",
    347             addr_v6.HostAsSensitiveURIString());
    348   EXPECT_EQ(kTestV6AddrFullAnonymizedString, addr_v6.ToSensitiveString());
    349   IPAddress::set_strip_sensitive(false);
    350 }
    351 
    352 }  // namespace talk_base
    353